154791400

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:539

約数の個数: 96

約数和(自身を含む): 378100800

約数和(自身を除く): 223309400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 43, 50, 82, 86, 100, 164, 172, 200, 205, 215, 328, 344, 410, 430, 439, 820, 860, 878, 1025, 1075, 1640, 1720, 1756, 1763, 2050, 2150, 2195, 3512, 3526, 4100, 4300, 4390, 7052, 8200, 8600, 8780, 8815, 10975, 14104, 17560, 17630, 17999, 18877, 21950, 35260, 35998, 37754, 43900, 44075, 70520, 71996, 75508, 87800, 88150, 89995, 94385, 143992, 151016, 176300, 179990, 188770, 352600, 359980, 377540, 449975, 471925, 719960, 755080, 773957, 899950, 943850, 1547914, 1799900, 1887700, 3095828, 3599800, 3775400, 3869785, 6191656, 7739570, 15479140, 19348925, 30958280, 38697850, 77395700, 154791400]

約数ペア:

[(1, 154791400), (2, 77395700), (4, 38697850), (5, 30958280), (8, 19348925), (10, 15479140), (20, 7739570), (25, 6191656), (40, 3869785), (41, 3775400), (43, 3599800), (50, 3095828), (82, 1887700), (86, 1799900), (100, 1547914), (164, 943850), (172, 899950), (200, 773957), (205, 755080), (215, 719960), (328, 471925), (344, 449975), (410, 377540), (430, 359980), (439, 352600), (820, 188770), (860, 179990), (878, 176300), (1025, 151016), (1075, 143992), (1640, 94385), (1720, 89995), (1756, 88150), (1763, 87800), (2050, 75508), (2150, 71996), (2195, 70520), (3512, 44075), (3526, 43900), (4100, 37754), (4300, 35998), (4390, 35260), (7052, 21950), (8200, 18877), (8600, 17999), (8780, 17630), (8815, 17560), (10975, 14104)]